On Saturday, November 5, the Rio Del Lago 100 begins at Beal’s Point, at Folsom Lake State Recreation Area and is considered one of the top trail races in Northern California, along with the American River 50 and Way Too Cool 50K. Out of Beal’s Point, the course then heads South on the American River Parkway to the historic Walker Bridge. At the Aquatic Center, the course traverses across the bridge up to the Nimbus Bluffs. Upon descending from the Hazel Bluffs, the course will re-connect with the bike trail and intermix with fire roads and single track trails through Beal’s Point. Then, to the Pioneer Express Trail. Runners will continue to Granite Beach on the north side of Folsom Lake.

Runners leave Granite Beach and continue north towards Twin Rocks and Auburn, CA. Runners will pass through Horseshoe Bar and Rattlesnake Bar. The route continues to Power Plant, Avery's Pond, Dowdin's Post, and arrives at the base of Cardiac Hill, then ascend up to Last Gasp to the Auburn Dam Overlook. Exiting the Overlook, runners descend on the Western States Trail to the notable 104 year old No Hands Bridge.

From No Hands Bridge, runners will cross Highway 49 at Lower Quarry, make your way to Auburn Lake Trails, Goat Hill and descend down to the Upper Highway 49 crossing. From Upper Highway 49, you will follow the WS trail back to the meadow which will then bring you down the luge as you return to No Hands Bridge.

From No Hands Bridge, runners will re-trace their footsteps back to the Auburn Overlook. From there, runners follow the trails back through Cardiac, Rattlesnake Bar, Horseshoe Bar, Twin Rocks to Beal’s Point to cross the finish line.